Air Quality in Knoxville, United States

Windy
20.0°C · 51.9% humidity
20.0°
Feels 20.0°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
32 4pm
32
32
30 7pm
32
32
32 10pm
32
32
52 1am
52
52
52 4am
52
52
52 7am
52
52
32 10am
25
25
25 1pm
25
25
Station readings 25h ago
AQI 52
PM2.5 12.5 µg/m³ · 25h ago
AD 728×90

Air Quality Index Trend

48h · 3 stn

Knoxville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

51.9%
Humidity
44.5 km/h
Wind WNW
1011.2 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.16 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Knoxville?

Temperature & Precipitation

PM2.5 Trend

48h · 3 stations
PM2.57.16 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
Station readings (3 stations within 25 km)
7.16
Median
6.07
Average
1.9
Low
9.1
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -0.1

What is the 7-day forecast for Knoxville?

06-08
33.6° 15.2°
6.5 mm
06-09
20.0° 13.7°
0.75 mm
06-10
30.3° 22.5°
0.31 mm
06-11
28.8° 19.4°
06-12
35.1° 20.0°
3.31 mm
06-13
28.2° 21.0°
1.69 mm
06-14
28.9° 17.3°
5.5 mm
Both models agree Avg diff: 3.1°C

Where are air quality stations near Knoxville?

31
Air Lab, Tennessee, USA
2.4 km PM2.5: 7.4 µg/m³
60
Maryvill, Tennessee, USA
21.5 km PM2.5: 16.4 µg/m³
26
Maryvill, Tennessee, USA
21.5 km PM2.5: 6.2 µg/m³

What cities are near Knoxville?

24 Farragut 23 Maryville 27 Oak Ridge 28 Sevierville 31 Morristown 37 Greeneville 29 Cleveland 30 Asheville 57 Kingsport 28 Cookeville
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-08T23:21 UTC.